After the depletion of the black caiman population, piranhas and capybaras, having lost perhaps their primary predator, reached unnaturally high numbers.
en.wikipedia.org Their typical prey are pacas, agouti, and capybaras, all large rodents.
en.wikipedia.org Wildlife along the banks includes capybara, coatis and spider monkeys.
en.wikipedia.org It is a reserve for fauna such as capybaras, night herons, white herons, opossums, crown sparrows and song-thrushes.
en.wikipedia.org This reserve offers refuge to game species that have been over-hunted in other areas such as tapirs, spider monkeys, jaguars, capybaras, white-lipped peccaries, monkeys, caimans and river turtles.
en.wikipedia.org